EC Number | Inhibitors | Comment | Organism | Structure |
---|---|---|---|---|
1.14.18.1 | Al3+ | strongly inhibited diphenolase activity at ripening stage 1 and 2 | Mespilus germanica | |
1.14.18.1 | ascorbic acid | - |
Mespilus germanica | |
1.14.18.1 | Ca2+ | strongly inhibited diphenolase activity at ripening stage 3 | Mespilus germanica | |
1.14.18.1 | Cu2+ | strongly inhibited diphenolase activity at ripening stage 1 and 2 | Mespilus germanica | |
1.14.18.1 | Hg2+ | strongly inhibited diphenolase activity at ripening stage 1 and 2 | Mespilus germanica | |
1.14.18.1 | Sodium azide | - |
Mespilus germanica | |
1.14.18.1 | Sodium metabisulfite | for all ripening stages sodium metabisulfite inhibits PPO activity | Mespilus germanica | |
1.14.18.1 | Thiourea | - |
Mespilus germanica |
EC Number | Organism | UniProt | Comment | Textmining |
---|---|---|---|---|
1.14.18.1 | Mespilus germanica | - |
- |
- |
EC Number | Source Tissue | Comment | Organism | Textmining |
---|---|---|---|---|
1.14.18.1 | fruit | - |
Mespilus germanica | - |
EC Number | Substrates | Comment Substrates | Organism | Products | Comment (Products) | Rev. | Reac. |
---|---|---|---|---|---|---|---|
1.14.18.1 | 4-methylcatechol + 1/2 O2 | best substrate | Mespilus germanica | 4-methyl-1,2-benzoquinone + H2O | - |
? | |
1.14.18.1 | catechol + 1/2 O2 | - |
Mespilus germanica | 1,2-benzoquinone + H2O | - |
? | |
1.14.18.1 | L-3,4-dihydroxyphenylalanine + 1/2 O2 | - |
Mespilus germanica | L-dopaquinone + H2O | - |
? | |
1.14.18.1 | L-tyrosine + O2 + AH2 | - |
Mespilus germanica | L-dopa + H2O + A | - |
? |
EC Number | Synonyms | Comment | Organism |
---|---|---|---|
1.14.18.1 | polyphenoloxidase | - |
Mespilus germanica |
EC Number | Temperature Optimum [°C] | Temperature Optimum Maximum [°C] | Comment | Organism |
---|---|---|---|---|
1.14.18.1 | 20 | - |
ripening stage 2 | Mespilus germanica |
1.14.18.1 | 30 | - |
ripening stage 1 and 3 | Mespilus germanica |
EC Number | pH Optimum Minimum | pH Optimum Maximum | Comment | Organism |
---|---|---|---|---|
1.14.18.1 | 4 | - |
ripening stage 2 | Mespilus germanica |
1.14.18.1 | 5 | - |
ripening stage 3 | Mespilus germanica |
1.14.18.1 | 7 | - |
ripening stage 1, highest enzyme activity throughout ripening | Mespilus germanica |
EC Number | pH Minimum | pH Maximum | Comment | Organism |
---|---|---|---|---|
1.14.18.1 | 3 | 9 | - |
Mespilus germanica |
EC Number | IC50 Value | IC50 Value Maximum | Comment | Organism | Inhibitor | Structure |
---|---|---|---|---|---|---|
1.14.18.1 | 0.05 | - |
at ripening stage 3 | Mespilus germanica | Sodium azide | |
1.14.18.1 | 0.06 | - |
at ripening stage 1 | Mespilus germanica | Sodium azide | |
1.14.18.1 | 0.06 | - |
at ripening stage 2 | Mespilus germanica | Sodium azide | |
1.14.18.1 | 0.08 | - |
at ripening stage 3 | Mespilus germanica | ascorbic acid | |
1.14.18.1 | 0.09 | - |
at ripening stage 1 | Mespilus germanica | ascorbic acid | |
1.14.18.1 | 0.1 | - |
at ripening stage 2 | Mespilus germanica | ascorbic acid | |
1.14.18.1 | 1.49 | - |
at ripening stage 3 | Mespilus germanica | Thiourea | |
1.14.18.1 | 1.5 | - |
at ripening stage 1 | Mespilus germanica | Thiourea | |
1.14.18.1 | 1.73 | - |
at ripening stage 2 | Mespilus germanica | Thiourea | |
1.14.18.1 | 9 | - |
at ripening stage 3 | Mespilus germanica | Sodium metabisulfite | |
1.14.18.1 | 23.8 | - |
at ripening stage 1 | Mespilus germanica | Sodium metabisulfite | |
1.14.18.1 | 41 | - |
at ripening stage 2 | Mespilus germanica | Sodium metabisulfite |